Tomato and Feta Galette

Ingredients (15)

• ✓ 1 tablespoon butter
• + 1 tablespoon olive oil add to pantry
• ✓ 1 large onion, diced
• ✓ 2 cloves garlic, minced
• + 1 tablespoon fresh thyme add to pantry
• + salt and ground black pepper to taste add to pantry
• + salt and ground black pepper to taste add to pantry
• + 1 sheet frozen puff pastry, thawed add to pantry
• + 1 pound tomatoes, sliced into 1/4-inch rounds add to pantry
• + ½ cup grated Parmesan cheese, or more to taste add to pantry
• + ½ cup panko bread crumbs add to pantry
• + ½ cup crumbled feta cheese add to pantry
• + 1 tablespoon fresh parsley add to pantry
• + 1 egg, beaten add to pantry
• + 2 tablespoons thinly sliced fresh basil add to pantry